Weather in Grand Lake, Colorado
High country wildflowers peak. Day 58 of spring. Read this microseason across nine climate regions →
Grand Lake, CO
Saturday, May 16 at 11:05 PM
65
°
Mostly Clear
Feels like
53°
Humidity
16%
Wind
18 mph
Sunrise
5:46 AM
Sunset
8:13 PM
Grand Lake, CO
Hour by hour · 24h
67°
5p
66°
6p
63°
7p
60°
8p
55°
9p
52°
10p
50°
11p
47°
12a
45°
1a
44°
2a
42°
3a
39°
4a
35°
5a
35°
6a
39°
7a
44°
8a
48°
9a
54°
10a
58°
11a
63°
12p
65°
1p
67°
2p
67°
3p
67°
4p
Grand Lake, CO
7-day forecast
- TodayMay 16Overcast13%65°40°
- SundayMay 17Snow42%60°38°
- MondayMay 18Heavy Snow Shwrs99%47°30°
- TuesdayMay 19Light Snow Shwrs80%44°27°
- WednesdayMay 20Light Drizzle46%52°29°
- ThursdayMay 21Light Snow Shwrs35%49°30°
- FridayMay 22Partly Cloudy17%59°25°
Grand Lake, CO
Next 24 hours · Mild now
Grand Lake, CO
Anemometer · 24h winds · from true
From · True
WSW
241° · veering 178°
Direction
WSW
241°
Sustained
18
mph
Gust
28
mph
Peak 24h
28
avg 7
Beaufort · 4 · MOD BRZ
0
CALM
<1
1
LIGHT AIR
1–3
2
LIGHT BRZ
4–7
3
GENTLE BRZ
8–12
4
MOD BRZ
13–18
5
FRESH BRZ
19–24
6
STRONG BRZ
25–31
7
NEAR GALE
32–38
24h · sust vs gust · mph
−24h−18h−12h−6hnow
Grand Lake, CO
Air quality
90
AQI
Moderate
- PM 2.5
- 1.3 μg/m³
- PM 10
- 2.0 μg/m³
- NO₂
- 0.4 μg/m³
- Ozone
- 125.0 μg/m³
- UV Index
- 2.0 Low
Grand Lake, CO
Almanac · Saturday, May 16
Flowers blooming in late autumn, a sure sign of a bad winter coming.
Civil dawn
11:16 AM
Sunrise
5:46 AM
Daylight
14h 27m
Sunset
8:13 PM
Civil dusk
2:45 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Grand Lake, CO
The moon
New Moon
0% illuminated
- Moonrise
- 11:10 AM
- Moonset
- 1:28 AM
- In sign
- ♉︎ Taurus
Grand Lake, CO
Microseason · 28 of 72
May 16–20
High country wildflowers peak
weather
Grand Lake at a glance
- Today vs. normal: 6°F below the seasonal normal for this latitude
- Last frost: April 18 (climatological average for this latitude)
- Microseason: 28 of 72, May 16–20
- Planting window: Direct sow okra, melons, and southern peas. Thin carrot rows.
Right now in the garden
Warm-season window is open
As of May 16, the last spring frost has passed for most years. Transplant tomatoes, peppers, eggplants, basil, and cucurbits (cucumbers, squash, melons) now. Direct-sow beans and corn into warm soil.